19:21:46 Create new PHPExcel object
19:21:46 Set document properties
19:21:46 Add data
19:21:46 Set data validation
19:21:46 Write to Excel2007 format
19:21:46 File written to 15datavalidation.xlsx
Call time to write Workbook was 0.0089 seconds
19:21:46 Current memory usage: 1.5 MB
19:21:46 Peak memory usage: 1.5 MB
19:21:46 Done writing file
File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples